What are polyatomic ions? Give examples.

Q.3:- What are polyatomic ions? Give examples.

 

Answer:-

A polyatomic ion is a group of atoms carrying positive or negative charge.

e.g.

Polyatomic ions                                     Symbol

Ammonium                                              NH4+

Hydroxide                                                OH

Nitrate                                                     NO3



Hydrogen carbonate                                  HCO3

Sulphate                                                  SO42-

Sulphite                                                   SO32-

Phosphate                                               PO43-

Carbonate                                                CO32-



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